Class: Browser::History

Inherits:
Object show all
Includes:
NativeCachedWrapper
Defined in:
opal/browser/history.rb

Overview

History allows manipulation of the session history.

See Also:

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from NativeCachedWrapper

#restricted?, #set_native_reference

Instance Attribute Details

#current ⇒ String (readonly) 



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# File 'opal/browser/history.rb', line 53

def current
  $window.location.full_path
end

#length ⇒ Integer (readonly) 



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# File 'opal/browser/history.rb', line 19

alias_native :length

Class Method Details

.supported? ⇒ Boolean

Check if HTML5 history is supported.



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# File 'opal/browser/history.rb', line 11

def self.supported?
  Browser.supports? 'History'
end

Instance Method Details

#back(number = 1) ⇒ Object

Go back in the history.



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# File 'opal/browser/history.rb', line 24

def back(number = 1)
  `#@native.go(-number)`
end

#forward(number = 1) ⇒ Object

Go forward in the history.



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# File 'opal/browser/history.rb', line 31

def forward(number = 1)
  `#@native.go(number)`
end

#push(item, data = nil) ⇒ Object

Push an item in the history.



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# File 'opal/browser/history.rb', line 39

def push(item, data = nil)
  `#@native.pushState(#{data.to_n}, null, item)`
end

#replace(item, data = nil) ⇒ Object

Replace the current history item with another.



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# File 'opal/browser/history.rb', line 47

def replace(item, data = nil)
  `#@native.replaceState(#{data.to_n}, null, item)`
end

#state ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'opal/browser/history.rb', line 60

def state
  %x{
    var state = #@native.state;

    if (state == null) {
      return nil;
    }
    else {
      return state;
    }
  }
end